W6691CD WINBOND [Winbond], W6691CD Datasheet - Page 47
W6691CD
Manufacturer Part Number
W6691CD
Description
ISDN S/T Interface Transceiver
Manufacturer
WINBOND [Winbond]
Datasheet
1.W6691CD.pdf
(106 pages)
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(Transmitter Reset) command must be issued and software must wait until transmit FIFO ready (via XFR
interrupt), re-write data, and issue XMS command to re-transmit the data.
7.6 GCI Mode Serial Interface Bus
structure of the GCI mode is depicted below. The timing is compatible with Siemens’s IOM-2 mode.
TE Mode Timing
TE mode contains three channels. The structure of TE mode is show in Fig7.10.
The inter-frame time fill pattern must be all 1's, according to ITU-T I.430.
Collisions which occur on the D channel of S interface will cause an D_EXIR:XCOL interrupt. A XRST
The GCI is a generalization and enhancement of the general purpose, serial interface bus. The channel
47
Preliminary W6691
Publication Release Date: Sep 2001
Revision 1.1
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